A vehicle pedal assembly with a stationary plastic pedal shaft structure made of different plastic materials and more specifically a vehicle pedal assembly with a pedal shaft including an exterior bearing surface adapted for abutting bearing contact with the surface of the drum of the pedal shaft. The bearing surface is made of a different plastic material that minimizes wear and friction between the shaft surface and the pedal drum surface. The pedal shaft includes opposed key shaped ends that are inserted into respective key hole shaped through-holes defined in the pedal assembly housing for aligning and securing the pedal shaft in the pedal housing.